:root {
  --bg: #f7f6f2;
  --surface: #ffffff;
  --surface-2: #f1efe9;
  --border: #e5e2da;
  --text: #1c2230;
  --muted: #5d6676;
  --accent: #0f766e;
  --accent-hover: #0b5f58;
  --accent-soft: #e3f2ef;
  --on-accent: #ffffff;
  --shadow: 0 1px 2px rgba(28, 34, 48, .04), 0 8px 24px rgba(28, 34, 48, .06);
  --shadow-hover: 0 2px 4px rgba(28, 34, 48, .05), 0 16px 40px rgba(28, 34, 48, .10);
  --cover-fintech: linear-gradient(135deg, #d9f0ea, #cfe3f4);
  --cover-platform: linear-gradient(135deg, #e6e4fa, #f1e4f3);
  --cover-web: linear-gradient(135deg, #fcefd9, #f9e0dc);
  --cover-lab: linear-gradient(135deg, #e2efd9, #d9e8f5);
  --cover-ink: rgba(28, 34, 48, .55);
  --radius: 18px;
  --font: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #14181e;
    --surface: #1b2028;
    --surface-2: #232a34;
    --border: #2c343f;
    --text: #e7eaef;
    --muted: #9ba5b4;
    --accent: #5cc3b5;
    --accent-hover: #7dd3c7;
    --accent-soft: rgba(92, 195, 181, .12);
    --on-accent: #0e1a19;
    --shadow: 0 1px 2px rgba(0, 0, 0, .2);
    --shadow-hover: 0 12px 32px rgba(0, 0, 0, .35);
    --cover-fintech: linear-gradient(135deg, #1d3a37, #1d2f42);
    --cover-platform: linear-gradient(135deg, #2a2846, #3a2a40);
    --cover-web: linear-gradient(135deg, #3d3222, #3d2826);
    --cover-lab: linear-gradient(135deg, #263724, #1f3142);
    --cover-ink: rgba(231, 234, 239, .6);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #14181e;
  --surface: #1b2028;
  --surface-2: #232a34;
  --border: #2c343f;
  --text: #e7eaef;
  --muted: #9ba5b4;
  --accent: #5cc3b5;
  --accent-hover: #7dd3c7;
  --accent-soft: rgba(92, 195, 181, .12);
  --on-accent: #0e1a19;
  --shadow: 0 1px 2px rgba(0, 0, 0, .2);
  --shadow-hover: 0 12px 32px rgba(0, 0, 0, .35);
  --cover-fintech: linear-gradient(135deg, #1d3a37, #1d2f42);
  --cover-platform: linear-gradient(135deg, #2a2846, #3a2a40);
  --cover-web: linear-gradient(135deg, #3d3222, #3d2826);
  --cover-lab: linear-gradient(135deg, #263724, #1f3142);
  --cover-ink: rgba(231, 234, 239, .6);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.7 var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { max-width: 100%; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 8px; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.nav.scrolled { border-bottom-color: var(--border); }
.nav-inner { display: flex; align-items: center; gap: 12px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; text-decoration: none; }
.brand img { border-radius: 50%; }
.nav nav { margin-left: auto; margin-right: 8px; display: flex; gap: 4px; }
.nav nav a { text-decoration: none; color: var(--muted); font-size: 15px; font-weight: 500; padding: 6px 12px; border-radius: 999px; transition: color .2s, background .2s; }
.nav nav a:hover { color: var(--text); background: var(--surface-2); }
.icon-btn {
  display: inline-grid; place-items: center; width: 38px; height: 38px; flex: none;
  background: var(--surface); color: var(--text); border: 1px solid var(--border);
  border-radius: 50%; cursor: pointer; font-size: 14px;
}
.icon-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.i-moon { display: none; }
:root[data-theme="dark"] .i-sun { display: none; }
:root[data-theme="dark"] .i-moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .i-sun { display: none; }
  :root:not([data-theme="light"]) .i-moon { display: block; }
}

/* Hero */
.hero { display: grid; grid-template-columns: 1.5fr 1fr; gap: 56px; align-items: center; padding: 72px 0 88px; }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent-soft); color: var(--accent);
  font-size: 14px; font-weight: 600; padding: 6px 14px; border-radius: 999px;
}
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 50%, transparent); } 70% { box-shadow: 0 0 0 8px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
h1 { font-size: clamp(32px, 4.6vw, 52px); line-height: 1.15; letter-spacing: -0.025em; font-weight: 800; margin: 20px 0 0; text-wrap: balance; }
h1 .soft { color: var(--muted); font-weight: 700; }
h1 em { font-style: normal; color: var(--accent); }
.eyebrow { color: var(--accent); font-weight: 600; font-size: 14px; margin: 0 0 6px; }
.lead { color: var(--muted); font-size: 18px; max-width: 58ch; margin: 20px 0 0; text-wrap: pretty; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 12px 22px; border-radius: 999px; font-weight: 600; font-size: 15px; text-decoration: none;
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  transition: background .2s, border-color .2s, transform .2s;
}
.btn:hover { border-color: var(--muted); transform: translateY(-1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.hero.hero-404 { grid-template-columns: 1fr; min-height: 70vh; }
.hero-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 24px;
  padding: 28px; box-shadow: var(--shadow);
}
.avatar { border-radius: 50%; display: block; border: 3px solid var(--accent-soft); }
.facts { margin: 20px 0 0; display: grid; gap: 12px; }
.facts div { display: flex; justify-content: space-between; gap: 16px; font-size: 15px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; font-weight: 600; text-align: right; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 20px; }
.stats div { background: var(--surface-2); border-radius: 14px; padding: 12px; text-align: center; }
.stats strong { display: block; font-size: 24px; font-weight: 800; color: var(--accent); line-height: 1.2; }
.stats span { display: block; font-size: 12px; line-height: 1.35; color: var(--muted); margin-top: 2px; }

/* Sections */
.section { padding: 64px 0; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; margin-bottom: 32px; }
h2 { font-size: clamp(26px, 3vw, 34px); line-height: 1.2; letter-spacing: -0.02em; margin: 0; font-weight: 800; }
.sub { color: var(--muted); margin: 8px 0 0; max-width: 56ch; font-size: 15px; }

.filters { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  font: 500 14px var(--font); color: var(--muted); background: var(--surface);
  border: 1px solid var(--border); padding: 7px 16px; border-radius: 999px; cursor: pointer;
  transition: color .2s, background .2s, border-color .2s;
}
.chip:hover { color: var(--text); border-color: var(--muted); }
.chip.active { background: var(--text); color: var(--bg); border-color: var(--text); }

/* Project cards */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  position: relative; display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.cover { position: relative; aspect-ratio: 16 / 9; display: grid; place-items: center; overflow: hidden; }
.cover img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; transition: transform .4s ease; }
.card:hover .cover img { transform: scale(1.03); }
.cover svg { width: 56px; height: 56px; fill: none; stroke: var(--cover-ink); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; transition: transform .4s ease; }
.card:hover .cover svg { transform: scale(1.08); }
.cover.fintech { background: var(--cover-fintech); }
.cover.platform { background: var(--cover-platform); }
.cover.web { background: var(--cover-web); }
.cover.lab { background: var(--cover-lab); }
.badge {
  position: absolute; top: 12px; right: 12px;
  font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 88%, transparent); color: var(--muted);
  backdrop-filter: blur(6px);
}
.badge.live { color: var(--accent); }
.badge.live::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: currentColor; margin-right: 6px; vertical-align: middle; }
.card-body { display: flex; flex-direction: column; gap: 8px; padding: 20px 22px 22px; flex: 1; }
.card-cat { font-size: 13px; font-weight: 600; color: var(--accent); }
.card h3 { margin: 0; font-size: 19px; line-height: 1.35; letter-spacing: -0.01em; }
.card h3 button { all: unset; cursor: pointer; }
.card h3 button::after { content: ""; position: absolute; inset: 0; }
.card h3 button:focus-visible { outline: none; }
.card:has(h3 button:focus-visible) { outline: 2px solid var(--accent); outline-offset: 3px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 10px; }
.tag { font-size: 12.5px; font-weight: 500; background: var(--surface-2); color: var(--muted); padding: 3px 10px; border-radius: 999px; }

/* Dialog */
dialog {
  width: min(640px, 100% - 32px); max-height: calc(100dvh - 48px);
  padding: 0; border: 1px solid var(--border); border-radius: 24px;
  background: var(--surface); color: var(--text); box-shadow: var(--shadow-hover);
}
dialog::backdrop { background: rgba(15, 18, 24, .45); backdrop-filter: blur(4px); }
dialog[open] { animation: pop .25s ease; }
@keyframes pop { from { opacity: 0; transform: translateY(12px) scale(.98); } to { opacity: 1; transform: none; } }
.dlg { position: relative; }
.dlg-close { position: absolute; top: 14px; right: 14px; z-index: 1; }
.dlg .cover { aspect-ratio: 16 / 7; }
.dlg-content { padding: 24px 28px 28px; }
.dlg-content h3 { font-size: 24px; margin: 4px 0 10px; letter-spacing: -0.015em; line-height: 1.3; }
.dlg-content p { color: var(--muted); margin: 0; }
.dlg-content ul { margin: 16px 0 0; padding-left: 20px; display: grid; gap: 6px; }
.dlg-content li::marker { color: var(--accent); }
.dlg-content .tags { margin-top: 20px; }
.dlg-content .cta { margin-top: 24px; }
.dlg .badge { right: auto; left: 14px; top: 14px; }
.dlg-content .dlg-note { margin-top: 20px; }
.dlg-note { font-size: 14px; color: var(--muted); background: var(--surface-2); border-radius: 12px; padding: 10px 14px; margin-top: 20px; }

/* Skills */
.skills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.skill-group { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.skill-group h3 { margin: 0 0 14px; font-size: 16px; }
.skill-group ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.skill-group li { font-size: 14px; background: var(--surface-2); padding: 5px 12px; border-radius: 999px; }

/* Contact */
.contact {
  display: flex; justify-content: space-between; align-items: center; gap: 32px; flex-wrap: wrap;
  background: var(--accent-soft); border-radius: 28px; padding: 48px;
}
.contact p { color: var(--muted); margin: 8px 0 0; max-width: 48ch; }
.contact .cta { margin-top: 0; }

.footer { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 32px 0 48px; color: var(--muted); font-size: 14px; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding: 48px 0 56px; }
  .grid, .skills { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid, .skills { grid-template-columns: 1fr; }
  .nav nav a[href="#keahlian"] { display: none; }
  .nav nav a { padding: 6px 8px; }
  .section { padding: 48px 0; }
  .contact { padding: 32px 24px; }
  .dlg-content { padding: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Pilihan bahasa */
.lang-switch { display: inline-flex; padding: 3px; gap: 2px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; flex: none; }
.lang-switch button {
  font: 600 13px var(--font); color: var(--muted); background: transparent; border: 0;
  padding: 5px 10px; border-radius: 999px; cursor: pointer; transition: color .2s, background .2s;
}
.lang-switch button:hover { color: var(--text); }
.lang-switch button[aria-pressed="true"] { background: var(--surface); color: var(--text); box-shadow: var(--shadow); }